Home / 110,586.06-152,628.39-65,260.80

Finding the Fourth Proportional to 110,586.06, 152,628.39 and 65,260.80

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Solution

The fourth proportional to 110,586.06, 152,628.39 and 65,260.80 is: 90,071.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,586.06 : 152,628.39 = 65,260.80 : x
  2. Step 2: Convert to fraction form
    110,586.06/152,628.39 = 65,260.80/x
  3. Step 3: Cross multiply
    110,586.06x = 152,628.39 × 65,260.80
  4. Step 4: Simplify right side
    110,586.06x = 9,960,650,834.11
  5. Step 5: Solve for x
    x = 9,960,650,834.11/110,586.06
  6. Step 6: Final answer
    x = 90,071.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.